Winner of the 2026 Mathical Book Prize!

From the author of the award-winning Which One Doesn't Belong? and How Many? comes How Did You Count?, the latest title in Christopher Danielson's collection that is sure to spark conversation, questioning and wondering amongst both younger and older students alike.

This listing is for a hard cover copy of the children's picture book. There is also a Teacher's Guide / Picture book set and a 5-pack of the softcover picture book available.